Perform the indicated operations and express answers in simplest form.3/x + 2/y - 4/xy

1 answer
Question:

Perform the indicated operations and express answers in simplest form.
3/x + 2/y - 4/xy

Answers

This will reqiure cross multiplication. We multiply by crossing the denominators and numerators. This is the solution : -3/x + 2/y - 4/xy= 3y+2x/xy - 4/xy                 (xy is common denominator)=          3xy + 2x - 4                  xy

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